When scientists viewed the James Webb Space Telescope’s (JWST) first images of the universe’s earliest galaxies, they were shocked. The young galaxies appeared too bright, too massive and too mature ...

Observations by the James Webb Space Telescope revealed unexpectedly luminous and seemingly over-evolved galaxies in the early universe, posing a challenge to the standard model of cosmology. New ...

Two months ago, Dr. Hal Levison from the Southwest Research Institute (SwRI) in Boulder, Colorado, co-authored a paper that described a theory of “pebble formation” for gas giants. He has now expanded ...

The proposed formation process may be broadly applicable across solar systems. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Super-Earths are ...

Artist conception of early starbursting galaxies. The image is rendered from FIRE simulation data used for this research that can explain recent JWST results. Stars and galaxies are shown in the ...